<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>进度条</title>
  <link rel="stylesheet" href="./progress.css">
  <script src="./progress.js"></script>
  <style>
    /* 用于 js 动态插入 css 属性 */
  </style>
</head>
<body>
  <div class="progress">
    <div class="progress-bg"></div>
    <div class="animation"></div>
    <span class="tips"></span>
  </div>
  <div class="progress">
    <div class="progress-bg warning"></div>
    <div class="animation warning"></div>
    <span class="tips"></span>
  </div>
  <div class="progress">
    <div class="progress-bg success"></div>
    <div class="animation success"></div>
    <span class="tips"></span>
  </div>
</body>
</html>